羽状

Perennial of southwestern United States having leathery blue-green pinnatifid leaves and thick plumelike spikes of yellow flowers; sometimes placed in genus Cleome .

美国西南部的一种多年生草本植物，有革质的、蓝绿色羽状叶和浓密的、羽毛状黄色花穗。

Uppermost leaves pinnatisect into linear lobes; sepals cucullate; fruiting pedicels (4-)6-10(-13) mm

进线形的裂片羽状全裂的最上部的叶；萼片兜状；果梗(4-)6-10(-13)毫米 5 S。

A tall Brazilian feather palm with a terminal crown of very large leathery pinnatisect leaves rising from long strong stems used for structural purposes.

巴西一种高大的酒椰，尖端长有树冠的鳞状干，大型羽状硬叶，又长又粗的建筑用树茎。

Basal leaves numerous, petiolate; blade long-ovate to oblong, 3-pinnatisect; pinnae shortly petiolulate; ultimate segments linear, entire, margins narrowly reflexed, apex acute, both surfaces glabrous.

基生叶多数，具叶柄；叶片长卵形到长圆形，3回羽状全裂；羽片具短的小叶柄；末回裂片线形，全缘，边缘狭，先端锐尖，两面无毛。

Leaves 1–4-pinnate, pinnae not reduced.

留下1-4羽状，羽片不退化。

Leaf blade oblong, pinnate; pinnae opposite, sessile, ovate to orbicular, entire or 3–6-lobed to serrate.

叶片长圆形，羽状；羽片对生，无柄，卵形到圆形，全缘或3-6浅裂到锯齿。

Upper leaves smaller, sessile, pinnate, pinnae lanceolate.

上部叶片小，无梗，羽状，羽片。

Rays 5–25; umbellules 5–25-flowered; basal leaves 1–3-pinnate, pinnae 3–6 pairs.

伞辐5-25；小伞形花序5-25开花；基生叶1-3回羽状，羽片3-6 对。

Basal leaves petiolate, sheathing; leaf blade 1-pinnate; pinnae sessile, remote.

基生叶具叶柄，具鞘；叶片1回羽状；羽片无柄，稀疏。

Basal petioles 5–10 cm; blade triangular in outline, 10–15 × 5–10 cm, ternate-2-pinnate, primary pinnae 4–5 pairs; ultimate segments broad-ovate or suborbicular, 1–2 × 1–1.5 cm, margins coarsely serrate.

基部的叶柄5-10厘米；三角形的叶片轮廓， 10-15 * 5-10 厘米，三出2回羽状，初级羽片4-5 对；末回裂片宽卵形或近圆形， 1-2 * 1-1.5 厘米，边缘有粗锯齿。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。